RAEMAO Massage Gun Deep Tissue, Back Massage Gun for Athletes for Pain Relief Attaching 10 PCS Specialized Replacement Heads, Percussion Massager with 10 Speeds & LED Screen, SilverBrand: RAEMAO Color: Silver Features: [ Pain Relief ] RAEMAO 12mm deep tissue massage equipped with 10 specialized massage heads for different muscle groups, with a maximum speed of 3200rpm, which not only can reduces muscle stiffness and soreness after exercise, but also promotes blood circulation and alleviates office fatigue throughout the day. [ Battery Design] It can operate for 5 hours (depending on the speed selected). After continuous use for